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  <title>Qt 4.3: Porting Guides</title>
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<p>A number of guides and documents are available that cover porting issues, from detailed coverage of API differences between Qt 3 and Qt 4 to platform and tool-specific documentation.</p>
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<tr valign="top" class="odd"><th><a href="porting-qsa.html">Moving from QSA to Qt Script</a></th><td></td></tr>
<tr valign="top" class="even"><th><a href="porting4-overview.html">Moving from Qt 3 to Qt 4</a></th><td>Porting advice for authors of new and existing Qt 3 applications.</td></tr>
<tr valign="top" class="odd"><th><a href="porting4-designer.html">Porting .ui Files to Qt 4</a></th><td></td></tr>
<tr valign="top" class="even"><th><a href="qtopiacore-differences.html">Porting Qt Applications to Qtopia Core</a></th><td></td></tr>
<tr valign="top" class="odd"><th><a href="graphicsview-porting.html">Porting to Graphics View</a></th><td>Hints and tips to assist with porting canvas applications to the Graphics View framework.</td></tr>
<tr valign="top" class="even"><th><a href="porting4.html">Porting to Qt 4</a></th><td></td></tr>
<tr valign="top" class="odd"><th><a href="porting4-dnd.html">Porting to Qt 4 (Drag and Drop)</a></th><td>An overview of the porting process for applications that use drag and drop.</td></tr>
<tr valign="top" class="even"><th><a href="qt3to4.html">qt3to4 - The Qt 3 to 4 Porting Tool</a></th><td></td></tr>
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